Add 42/10 and 20/3
1st number: 4 2/10, 2nd number: 6 2/3
42/10 + 20/3 is 163/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 3 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
42/10 = 42 × 3/10 × 3 = 126/30 - Likewise, for the 2nd fraction, since 3 × 10 = 30,
20/3 = 20 × 10/3 × 10 = 200/30 - Add the two like fractions:
126/30 + 200/30 = 126 + 200/30 = 326/30 - 326/30 simplified gives 163/15
- So, 42/10 + 20/3 = 163/15
In mixed form: 1013/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10+20/3 42/10+40/3 42/20+20/3 42/10+20/6 42/10+60/3 42/30+20/3 42/10+20/9 42/50+20/3 42/10+20/15 42/70+20/3 42/10+20/21